Cheap Flights from Green Bay to Chicago

Compare Green Bay to Chicago flight deals

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Flight deals from Green Bay to Chicago

Looking for a cheap last-minute deal or the best return flight from Green Bay Airport to Chicago? If you want to travel next month, return fares start from R 3,926. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Green Bay to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Green Bay to Chicago flights are currently cheapest in August.

Direct flights from Green Bay to Chicago

Green Bay to Chicago: Flight information

The things to know before you go.
Cheapest flight foundR 2,676
Cheapest month to flyAugust
Average flight time1 hr, 24 mins
Most popular airlineUnited
Average flights per week620

Finding cheap flights from Green Bay to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Green Bay to Chicago is R 3,865. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 24 minutes is the average flight time from Green Bay to Chicago.
United, Envoy Air and American Airlines fly direct from Green Bay to Chicago.
As of May 2026, there are 310 flights per week flying from Green Bay to Chicago.
The cheapest month to fly from Green Bay to Chicago is usually October.
If you're flying from Green Bay Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from R 3,865.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Green Bay Airport to Chicago on Thursday, 8 October 2026.
Yes – the average flight time is 1 hour and 24 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 13°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, United offers the cheapest flight tickets to Chicago.

Travelling from Green Bay Austin Straubel International Airport (GRB) to Chicago: what you need to know

  • Take a direct flight from Green Bay Austin Straubel International Airport to Chicago and you'll be travelling for around 1 hour 10 minutes.

  • Chicago's timezone is UTC-6, which is the same as Green Bay (the location of Green Bay Austin Straubel International Airport).

  • Green Bay Austin Straubel International Airport (GRB) to Chicago O'Hare International Airport (ORD) is the most popular route, with 68 departures a week to pick from. If you have things to do before heading off, the last flight from GRB to ORD is with United Airlines at 19:05. Choose the first departure with American Airlines at 05:00 if you want to get on your way earlier.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. That way, you won't have to rush to catch your GRB to Chicago flight.

  • Flying over a peak time like November? School holidays and other high seasons can lead to longer lines at security. Be extra cautious and get there up to four hours before an international flight and two hours before domestic departures.

  • Direct Green Bay Austin Straubel International Airport to Chicago tickets are available for booking. Chicago O'Hare International Airport (ORD) is where you'll be landing.

  • Look out for offers from United Airlines. This airline has direct flights from Green Bay Austin Straubel International Airport to Chicago.

  • Travelling from central Green Bay to GRB takes about 40 minutes by public transport. If you drive, ride-share or get a taxi, you'll cover the 10 kilometres in 15 minutes or so, depending on traffic conditions.

  • Booked an early flight from Green Bay Austin Straubel International Airport to Chicago? Avoid the hassle of rushing to the terminal (and catch some extra z's) by choosing one of these hotels close to GRB:

  • 72% of flights that leave from Green Bay Austin Straubel International Airport touch down at their destination on schedule.

  • You'll find GRB at 2077 Airport Drive.

How to find the cheapest flights from Green Bay Austin Straubel International Airport (GRB) to Chicago

  • The lowest price we've seen for a one-way Green Bay Austin Straubel International Airport to Chicago flight is R 2,676. The cheapest price for a return flight is R 3,865. Keep in mind fares may change due to availability at the time of booking.

  • To find cheap flights from GRB to Chicago, book ahead. Airlines generally offer the most competitive fares when tickets first go on sale.

  • If you're willing to be flexible with your trip dates, try using the 'Whole month' tool. It'll give you the lowest price across every month when searching for a Green Bay Austin Straubel International Airport to Chicago ticket.

  • Picking up a cheap flight from GRB to Chicago is easy with Price Alerts. All you need to do is set up one of these automatic notifications and we'll get in touch when a deal gets even better.

  • Tailor your flights with filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Green Bay Austin Straubel International Airport to Chicago.

Airports in Chicago

Chicago O'Hare International Airport (ORD)

  • Chicago O'Hare International Airport (ORD) to the centre of Chicago takes around 30 minutes by car. The centre is roughly 27 kilometres away.

  • Getting to the centre by public transport will take you around 45 minutes.

  • The last thing you need is a long journey to your hotel if you're arriving on a late flight from Green Bay Austin Straubel International Airport to Chicago. Book one of these accommodation options near ORD instead:

  • Booking your vehicle from Chicago O'Hare International Airport around four weeks before your flight from GRB to Chicago can help you secure the lowest rate.

  • The street address for ORD is 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • Chicago Midway International Airport (MDW) is roughly 16 kilometres from central Chicago. Once you've disembarked your flight from Green Bay Austin Straubel International Airport to Chicago, it'll take you around 25 minutes to get to the heart of the city in a taxi or ride-share.

  • If you travel by public transport, you'll get to the city centre in 30 minutes or so.

  • There are some comfortable places to rest your head close to MDW. Tuck yourself in and get cosy after your GRB to Chicago flight at one of these well-located options:

  • Score the best price by reserving your ride from MDW four weeks in advance. You can also expect to have a greater range of vehicles.

  • You'll find Chicago Midway International Airport at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • Make your way to the city centre after your flight from Green Bay Austin Straubel International Airport to Chicago has arrived. Central Chicago is around 145 kilometres from Chicago Rockford International Airport (RFD) and takes roughly 1 hour 40 minutes to reach by taxi or ride-share.

  • If you use public transport, the journey will take you around 2 hours.

  • If you don't want to travel to the centre, head for a hotel near RFD. Get settled at one of these stays after your GRB to Chicago flight:

  • If you prefer a specific make or model, booking early gives you a better shot at getting your first choice. Book your ride from RFD a few weeks ahead of your flight from Green Bay Austin Straubel International Airport to Chicago.

  • Chicago Rockford International Airport's official address is 2 Airport Cir.

Best time to go to Chicago

  • It's time to work out your dates for your flight from Green Bay Austin Straubel International Airport to Chicago. July is the busiest month to visit Chicago. If you want a more relaxed vibe, go in January.

  • Before booking a Green Bay Austin Straubel International Airport to Chicago plane ticket, think about what kind of weather works for you. July is the warmest month in Chicago, with temperatures ranging from 16ºC (61ºF) to 28ºC (82ºF).

  • Search for cheap tickets from GRB to Chicago in January if you like travelling in cooler conditions. Temperatures are at their lowest then, ranging between -12ºC (10ºF) and 3ºC (37ºF) on average.

More about Chicago

  • When it comes to searching for somewhere to rest your head, you'll find the top stays in Chicago right here. Check out these options after locking in your flight from Green Bay Austin Straubel International Airport to Chicago:

  • There are so many things to see and do in this city it can be hard to work out where to begin. Art Institute of Chicago, Millennium Park and Willis Tower are highlights which should feature on any well-planned Chicago itinerary.

Explore more of the United States

  • You've visited Chicago, now it's time to discover other corners of the United States. Journey about 451 kilometres southeast to Columbus to check off its leading attractions. From Franklin Park Conservatory and Botanical Gardens to Whetstone Park / Park of Roses and Ohio Theatre, you've got a jam-packed schedule ahead.

  • Indianapolis is another favourite destination in the United States and is around 257 kilometres southeast of Chicago. No journey is complete without visiting Lucas Oil Stadium, Eiteljorg Museum and The Children's Museum of Indianapolis.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.